Table 1.
Quantification of selected families of metabolites in contemporary RSV wines, old wines from 1915 and SV1 via non-targeted 1D-1H NMR analyses
| Alcohols | Acids | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| EtOH | MeOH | 2,3-Butandiol | Glycerol | Isopentanol | Short fatty acids | Tartrate | Lactate | Formate | Succinate | Acetate | |
| SV1 | 46635.474 | 128.871 | 491.448 | 1785.147 | 14.953 | 234.67 | 576.826 | 1406.251 | 9.888 | 116.973 | 1594.453 |
| RSV 1915 | 56288.516 | 86.104 | 493.171 | 2070.256 | 10.481 | 163.231 | 137.428 | 1323.426 | 6.862 | 226.023 | 356.918 |
| RSV 2007 | 74191.88 | 77.999 | 368.418 | 2215.028 | 28.804 | 210.091 | 58.748 | 569.715 | 0.156 | 254.372 | 335.426 |
| Amino acids | Others | |||||||
|---|---|---|---|---|---|---|---|---|
| Valine | Isoleucine | Alanine | Glutamine* | Glutamate* | GABA | Trigonelline | Gallic acid | |
| SV1 | 7.396 | 2.975 | 48.719 | 20.5 | 40.197 | 15.516 | 1.045 | 0.563 |
| RSV 1915 | 11.186 | 5.217 | 74.354 | 24.393 | 50.337 | 20.069 | 0.94 | 1.974 |
| RSV 2007 | 6.365 | 2.588 | 53.61 | 11.913 | 35.222 | 30.347 | 1.132 | 6.403 |
Quantification was done relatively to the proline signal
EtOH ethanol, MeOH methanol, GABA γ-aminobutyric acid
*Signal overlaps with others